My collection: 
Oman
Oman pick 2a: 0.25 Rial Saidi from 1970
ND (1970). Blue and brown on multicolor underprint. Arms at right. Back: Jalali Fortress. Watermark: Arms.
Other Info
Condition:
Unspecified
Also Owned By:
Oman pick 3a: 0.5 Rial Saidi from 1970
ND (1970). Green and purple on multicolor underprint. Arms at right. Back: Sumail Fortress. Watermark: Arms.
Other Info
Condition:
Unspecified
Oman pick 4a: 1 Rial Saidi from 1970
ND (1970). Red and olive-green on multicolor underprint. Arms at right. Back: Sohar Fort. Watermark: Arms.
Other Info
Condition:
Unspecified
Oman pick 5a: 5 Rial Saidi from 1970
ND (1970). Purple and blue on multicolor underprint. Arms at right. Back: Nizwa Fort. Watermark: Arms.
Other Info
Condition:
Unspecified
Oman pick 6a: 10 Rial Saidi from 1970
ND (1970). Dark brown and blue on multicolor underprint. Arms at right. Back: Mirani Fort. Watermark: Arms. Color trial in red.
Other Info
Condition:
Unspecified